CA1110344A - Detecteur de fumee electro-optique haute performance - Google Patents

Detecteur de fumee electro-optique haute performance

Info

Publication number
CA1110344A
CA1110344A CA352,127A CA352127A CA1110344A CA 1110344 A CA1110344 A CA 1110344A CA 352127 A CA352127 A CA 352127A CA 1110344 A CA1110344 A CA 1110344A
Authority
CA
Canada
Prior art keywords
light
smoke
source
detector
accordance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA352,127A
Other languages
English (en)
Inventor
John A. Forss
Tzuo-Chang Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell Inc
Original Assignee
Honeywell Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of CA1110344A publication Critical patent/CA1110344A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
CA352,127A 1979-05-16 1980-05-16 Detecteur de fumee electro-optique haute performance Expired CA1110344A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US039,467 1979-05-16
US06/039,467 US4230950A (en) 1979-05-16 1979-05-16 Electro-optic smoke detector

Publications (1)

Publication Number Publication Date
CA1110344A true CA1110344A (fr) 1981-10-06

Family

ID=21905619

Family Applications (1)

Application Number Title Priority Date Filing Date
CA352,127A Expired CA1110344A (fr) 1979-05-16 1980-05-16 Detecteur de fumee electro-optique haute performance

Country Status (4)

Country Link
US (1) US4230950A (fr)
JP (1) JPS5629145A (fr)
CA (1) CA1110344A (fr)
GB (1) GB2052732B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE32105E (en) * 1980-12-31 1986-04-01 American District Telegraph Company Forward scatter smoke detector
US4430646A (en) 1980-12-31 1984-02-07 American District Telegraph Company Forward scatter smoke detector
DE3909084A1 (de) * 1988-03-21 1989-10-05 Dicon Systems Ltd Rauchdetektor
WO1991010125A1 (fr) * 1990-01-05 1991-07-11 Sredneaziatsky Nauchno-Issledovatelsky I Proektny Institut Tsvetnoi Metallurgii Dispositif pour mesurer la densite optique des gaz
GB9014015D0 (en) * 1990-06-23 1990-08-15 Dennis Peter N J Improvements in or relating to smoke detectors
CH684556A5 (de) * 1992-09-14 1994-10-14 Cerberus Ag Optischer Rauchmelder.
GB2272760A (en) * 1992-11-20 1994-05-25 Thorn Security Optical detection of combustion products
US5420567A (en) * 1993-02-02 1995-05-30 Schwarz; Frank Combination fire/intrusion alarm detectors using active infared elements
US5486810A (en) * 1993-02-04 1996-01-23 Schwarz; Frank Infrared detector for detecting motion and fire and an alarm system including the same
US7564365B2 (en) * 2002-08-23 2009-07-21 Ge Security, Inc. Smoke detector and method of detecting smoke
US7301641B1 (en) * 2004-04-16 2007-11-27 United States Of America As Represented By The Secretary Of The Navy Fiber optic smoke detector

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524707A (en) * 1967-08-14 1970-08-18 Julian E Hansen Sr Pulsating light source smoke detector

Also Published As

Publication number Publication date
US4230950A (en) 1980-10-28
GB2052732B (en) 1983-02-02
JPS5629145A (en) 1981-03-23
GB2052732A (en) 1981-01-28

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Legal Events

Date Code Title Description
MKEX Expiry